选择括号中所给词的正确形式填空。

It is ________ (cold, colder) today than yesterday.

选择括号中所给词的正确形式填空。

Tomorrow is ________ (my, mine) birthday .

选择括号中所给词的正确形式填空。

The tree is ________ (ten, tenth) meters high.

选择括号中所给词的正确形式填空。

New York is one of the ________ (large, largest)city in the world.

选择括号中所给词的正确形式填空。

This is the ________ (two, second) day of the meeting.

选出括号中所给词的正确形式填空。

There are twelve ________ (students, student)on the course.

选出括号中所给词的正确形式填空。

Their _______(room, rooms)are dark and smelly.

选出括号中所给词的正确形式填空。

He loved gold _______ (more, much) than anything else.

选出括号中所给词的正确形式填空。

Which is _______ (better, best),to be strong or to be quick?

选出括号中所给词的正确形式填空。

There are some _______ (knife, knives) in the desk.